ABSTRACT Professions with librarianship can be found in various fields. It includes all different kinds of libraries, including academic, public, special, and school l ibraries. Moreover, there are national and commercial information distribution bodies, and other bodie s supporting the national body such as library automation companies, library supply companies, and library outsourcing companies. Careers of those who have studied in library and inf ormation science could be developed in all these fields. High flexibility and labour turn over can be expected due to the wide range of career fields. Nevertheless, there have been very little studies reflecting the reasons of high level of turnovers and flexibility in librarian workforce. Therefore, this paper invastigates career movement and development of librarian as a foundation stone of further researches. It also analyzes career development process of libr arians, including career paths of those working in libraries and other related areas, their ef forts for career development, factors influencing their career movements.